US 7,550,690 B2
Electric-circuit-containing box
Keiichi Shimizu, Kasugai (Japan); and Hideyo Kakuno, Tajimi (Japan)
Assigned to OMRON Corporation, Kyoto (Japan)
Filed on Oct. 17, 2005, as Appl. No. 11/252,059.
Claims priority of application No. 2004-307390 (JP), filed on Oct. 21, 2004.
Prior Publication US 2006/0087500 A1, Apr. 27, 2006
Int. Cl. H01H 9/00 (2006.01)
U.S. Cl. 200—293  [200/295] 22 Claims
OG exemplary drawing
 
1. An electric-circuit-containing box comprising an upper case having a side provided with a hole and a lower case having a side provided with a projection to be fitted in the hole, characterized in that
a recess separate from the side of the upper case is provided entirely around the projection of the side of the lower case.